bundle/roast
react@19.3.0
← new
▍ file no. 001 / npm ▍weigh-in

react DT

React is a JavaScript library for building user interfaces.

version 19.3.0 · entry index.js · subpaths 3 · #react
▍ weighed at
brotli q11 · rolldown + minify
wire weight · brotli
3.10 kB
verdict tiny
brotli is 32% of minified unpacks 3.1× on the wire
minified
9.78 kB
saved on the wire
6.68 kB
▍field notes
side effects
not declared
module formats
ESM + CJS
exports map
present
types
via @types/react
peer deps
none
▍ the roast
AI · freshly written
▍ incoming dispatch · priority: hot
the wire is humming…
  • . main entry
    98%
    2.71 kB br
    · 7.93 kB min
  • ./compiler-runtime
    100%
    2.76 kB br
    · 8.33 kB min
  • ./jsx-runtime
    13%
    367 B br
    · 695 B min
  • ./jsx-dev-runtime
    9%
    240 B br
    · 432 B min
▍dependencies
deps-free certified standalone
transitive cost
zero.

react ships on its own — no transitive weight, no shared deps to dedupe, no peer pressure. a rare bird.

▍ see also
outbound
▍another case
drop a package

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